From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B6916C433EF for ; Wed, 19 Jan 2022 13:46:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:From:References:CC:To:Subject: MIME-Version:Date:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=cjl1UymkGdalZ66GOw6BucbZLV5XCiswsiYKmYw5B1s=; b=QzNtrIFJ4vDBMQ iPnNrh5ueyvO4s4RlZqKoXM6Om1xf8wAB8uCYRLynoU8xs8L4NaAJPTj8RczB2fXScZFKKU36rsIn Kk7jHXNpysKtPS2WL8GtieYAFiWBC6U158VZnx3E3zvkXXUWQe53TNN/9kkGOpABK93UGFVdtSyej 4XjztfLqds2eWkHwIvJs6Kv8mPxvadhok7cOnydt0D2x8410MtWT8Eh/cs0BBjRYQclQmvKMrvn1F EcAx1YT3GG+zDCaTyL+WigZuaWVLB9y/Uej8W0vWEKOZDSphtV34s7BhT+MreMVVYQaJoFjpQseAz 0KffasNv2JUb41qwoj4A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nABGW-005hiV-Mz; Wed, 19 Jan 2022 13:44:45 +0000 Received: from szxga03-in.huawei.com ([45.249.212.189]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nABGD-005hRk-NS for linux-arm-kernel@lists.infradead.org; Wed, 19 Jan 2022 13:44:27 +0000 Received: from dggpemm500023.china.huawei.com (unknown [172.30.72.55]) by szxga03-in.huawei.com (SkyGuard) with ESMTP id 4Jf6Hb6hngz8wNx; Wed, 19 Jan 2022 21:41:31 +0800 (CST) Received: from dggpemm500001.china.huawei.com (7.185.36.107) by dggpemm500023.china.huawei.com (7.185.36.83) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.21; Wed, 19 Jan 2022 21:44:21 +0800 Received: from [10.174.177.243] (10.174.177.243) by dggpemm500001.china.huawei.com (7.185.36.107) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.1.2308.21; Wed, 19 Jan 2022 21:44:21 +0800 Message-ID: <93db576e-9a62-ee98-5af2-a62f8386212c@huawei.com> Date: Wed, 19 Jan 2022 21:44:20 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.2.0 Subject: Re: [PATCH v2 1/3] mm: vmalloc: Let user to control huge vmalloc default behavior Content-Language: en-US To: Matthew Wilcox CC: Nicholas Piggin , Andrew Morton , Jonathan Corbet , , , , , , , Benjamin Herrenschmidt , Borislav Petkov , Catalin Marinas , Christophe Leroy , Dave Hansen , "H. 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